运动对少女月经初潮年龄的影响  

Effects of Sports Training on Menarche Age in Middle School Girls

作　　者：刘慧芳[1] 叶环[1] 姚济芬[1] 方妍彤[1] 阮丽丽[1] 林艳[1] 何桂坤[1] 

机构地区：[1]杭州师范大学临床医学院附属医院,浙江310015

出　　处：《中国病毒病杂志》2009年第4期264-266,共3页Chinese Journal of Viral Diseases

基　　金：浙江省科技厅科技计划资助项目(2008C30033)

摘　　要：目的研究运动是否对少女月经初潮年龄产生影响。方法于2008年3~11月,按整群分层抽样原则,选取浙江省部分城镇的31所中学在读的初中一~三年级女生,共7 472名。使用自行设计的《青少年青春发育调查表》,根据女生平均每天运动时间长短等情况,将调查对象分成两组,运动组:共535人,平均运动时间≥1.5 h/d,并已坚持1年以上;非运动组:运动时间不符合以上条件的学生,共6 937人。统计各组的平均初潮年龄(MMA)。结果运动组与非运动组女生月经初潮平均年龄分别为12.59岁和12.21岁,两组月经初潮平均年龄经统计比较,差异有统计学意义(P【0.05)。结论运动组女生月经初潮平均年龄迟于非运动组女生约4~5月龄(0.38岁),正常范围内的月经初潮年龄推迟,更有利女生身心均衡发育。Objective To study the effects of sports training on the menarche age in middle school girls.Methods Stratified cluster sampling method was used to select 31 middle schools from different cities and counties in Zhejiang Province.A total of 7 472 girls in these middle schools were assigned to two groups according to their sports time per day.Five hundred and thirty-five girls who spent more than or equal to 1.5 hours a day on sports and continued for more than one year were considered as observed group,whereas 6 937 girls whose sports time could not meet any of the above mentioned conditions were control group.Self-designed questionnaire on pubertal development was used in this investigation.Their menarche ages were calculated with statistical analysis.Results In Zhejiang Province,the mean menarche ages(MMA)of middle school girls who play a lot of sports and those without sports training were 12.59 years and 12.21 years,respectively,which indicated significant statistical difference.Conclusion Sports put off MMA for four or five months(0.38 years).Delay of menarche age favors the physical and mental development of middle school girls.

关 键 词：运动 少女 月经初潮 

分 类 号：R173[医药卫生—妇幼卫生保健]